Patents Represented by Attorney Townsend and Townsend abd Crew LLP

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  • Catheters having laterally deployable needles
    Patent number: 7141041
    Abstract: A needle injection catheter comprises a catheter body having an axially disposed needle near its distal end. The needle passes through a deflection path formed in a distal nose of the catheter. A deflection path typically comprises a 90° turn so that the axially disposed needle can be deflected laterally for advancement into surrounding tissue. Usually, a hydraulic or other driver will be provided in the distal end of the catheter in order to advance the needle and cause deflection.
    Type: Grant
    Filed: March 19, 2003
    Date of Patent: November 28, 2006
    Assignee: Mercator Medsystems, Inc.
    Inventor: Kirk Patrick Seward